| ICD-10 Code | Description |
| J84.01 | Alveolar proteinosis |
| J84.02 | Pulmonary alveolar microlithiasis |
| J84.03 | Idiopathic pulmonary hemosiderosis |
| J84.09 | Other alveolar and parieto-alveolar conditions |
| J84.10 | Pulmonary fibrosis, unspecified |
| J84.111 | Idiopathic interstitial pneumonia, not otherwise specified |
| J84.112 | Idiopathic pulmonary fibrosis |
| J84.113 | Idiopathic non-specific interstitial pneumonitis |
| J84.114 | Acute interstitial pneumonitis |
| J84.115 | Respiratory bronchiolitis interstitial lung disease |
| J84.116 | Cryptogenic organizing pneumonia |
| J84.117 | Desquamative interstitial pneumonia |
| J84.170 | Interstitial lung disease with progressive fibrotic phenotype in diseases classified elsewhere |
| J84.178 | Other interstitial pulmonary diseases with fibrosis in diseases classified elsewhere |
| J84.2 | Lymphoid interstitial pneumonia |
| J84.81 | Lymphangioleiomyomatosis |
| J84.82 | Adult pulmonary Langerhans cell histiocytosis |
| J84.83 | Surfactant mutations of the lung |
| J84.841 | Neuroendocrine cell hyperplasia of infancy |
| J84.842 | Pulmonary interstitial glycogenosis |
| J84.843 | Alveolar capillary dysplasia with vein misalignment |
| J84.848 | Other interstitial lung diseases of childhood |
| J84.89 | Other specified interstitial pulmonary diseases |
| J84.9 | Interstitial pulmonary disease, unspecified |
